Patent US3000826A successfully refreshed from Google Patents.
US3000826A
Expired / Lapsed
US
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Transparent metal working lubricant composition
Assignee: Texaco Inc
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Filing: 1957-04-02
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Granted: 1961-09-19
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Expires: 1977-04-02
Abstract
No abstract record available.
Inventors
- 👤 Melvin E Gililland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:16
CPC Classifications
C; C10; C10M; C10M173/00; C10M173/02; C10M2201/00; C10M2201/02; C10M2201/08; C10M2201/082; C10M2201/083; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/105; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10N; C10N2040/00; C10N2040/20; C10N2040/22; C10N2050/00; C10N2050/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A METAL WORKING LUBRICANT COMPOSITION CONSISTING ESSENTIALLY OF WATER AS THE MAIN COMPONENT, 5 TO 40 WEIGHT PERCENT OF A POLYGLYCOL SELECTED FROM A GROUP CONSISTING OF POLYETHYLENE GLYCOLS, POLYPROYLENE GLYCOLS, AND MIXTURES THEREOF HAVING AN AVERAGE MOLECULAR WEIGHT BETWEEN 200 AND 800, 3 TO 18 WEIGHT PERCENT ALKALI METAL NITRITE, AND 2 TO 15 WEIGHT PERCENT OF AN ALKANOL AMINE HAVING THE GENERAL FORMULA: RR''R"N WHEREIN R IS SELECTED FROM A GROUP CONSISTING OF HYDROGEN, AN ALKYL RADICAL AND AN AMINO ALKYL RADICAL, R'' IS SELECTED FROM A GROUP CONSISTING OF AN ALKYL RADICAL, A HYDROXY ALKYL RADICAL AND AN AMINO ALKYL RADICAL, AND R" IS A HYDROXY ALKYL RADICAL, SAID ALKYL, HYDROXY ALKYL, AND AMINO ALKYL RADICALS CONTAINING 1 TO 4 CARBON ATOMS.
Claim 2
Dependent Claim
125 words
A METAL WORKING LUBRICANT COMPOSITION CONSISTING ESSENTIALLY OF WATER AS THE MAIN COMPONENT, 5 TO 40 WEIGHT PERCENT OF A POLYGLYCOL SELECTED FROM A GROUP CONSISTING OF POLYETHYLENE GLYCOLS, POLYPROYLENE GLYCOLS, AND MIXTURES THEREOF HAVING AN AVERAGE MOLECULAR WEIGHT BETWEEN 200 AND 800, 3 TO 18 WEIGHT PERCENT ALKALI METAL NITRITE, AND 2 TO 15 WEIGHT PERCENT OF AN ALKANOL AMINE HAVING THE GENERAL FORMULA: RR''R"N WHEREIN R IS SELECTED FROM A GROUP CONSISTING OF HYDROGEN, AN ALKYL RADICAL AND AN AMINO ALKYL RADICAL, R'' IS SELECTED FROM A GROUP CONSISTING OF AN ALKYL RADICAL, A HYDROXY ALKYL RADICAL AND AN AMINO ALKYL RADICAL, AND R" IS A HYDROXY ALKYL RADICAL, SAID ALKYL, HYDROXY ALKYL, AND AMINO ALKYL RADICALS CONTAINING 1 TO 4 CARBON ATOMS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-18 | 1965-03-20 | 1965-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-18 | 1969-03-20 | 1969-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-18 | 1973-03-20 | 1973-09-19 | $7700.00 | Window Closed / Lapsed |